The next day we headed to the Biosphere II, north of Tucson. The Biosphere is a science research project where they stuck a bunch of people in a self-contained environment and they had to survive for a few years with no outside help. Wendy really enjoyed this.

The next day we headed to the Biosphere II, north of Tucson. The Biosphere is a science research project where they stuck a bunch of people in a self-contained environment and they had to survive for a few years with no outside help. Wendy really enjoyed this.
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